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Mathematics 8 Online
OpenStudy (surryyy):

Mary logged into work at 8:10 am and logged out at 3:45 pm. How many hours did she work? (Her employer rounds to the nearest quarter hour.) Answer 8 7 1/2 7 3/4 8 1/4

OpenStudy (anonymous):

8:10 to 3:10 is 7 hours. 3:10 to 3:45 is 35 minutes. Since 35 is closest to 30 rather than 45, total hours worked is 7 1/2

OpenStudy (surryyy):

oh thnx!

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